Wristwatch



FIG. 1 is a top plan view of a wristwatch showing my new design;

FIG. 2 is a perspective view thereof;

FIG. 3 is a view thereof from the side opposite FIG. 5;

FIG. 4 is a view thereof from the side opposite FIG. 1;

FIG. 5 is a view thereof from the left of FIG. 4;

FIG. 6 is a view thereof from the top of FIG. 4; and,

FIG. 7 is a view thereof from the bottom of FIG. 1.

The ornamental design for a wristwatch, as shown.